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zipfile writes incorrect local file header for large files in zip64 #53929

@craigds

Description

@craigds
mannequin
BPO 9720
Nosy @loewis, @gpshead, @ronaldoussoren, @amauryfa, @tiran, @merwok, @serhiy-storchaka
Files
  • zipfile_zip64_header.patch
  • zipfile-huge-files.diff
  • zipfile_zip64_always.patch: Always write Zip64 extra
  • zipfile_zip64_try.patch: Try to write Zip64 extra only if needed
  • zipfile_zip64_always_2.patch: Always write Zip64 extra
  • zipfile_zip64_try_2.patch: Try to write Zip64 extra only if needed
  • zipfile_zip64_try_2-2.7.patch
  • zipfile_zip64_try_2-3.2.patch
  • Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

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    GitHub fields:

    assignee = 'https://github.com/serhiy-storchaka'
    closed_at = <Date 2013-01-14.22:49:08.068>
    created_at = <Date 2010-08-31.01:02:17.019>
    labels = ['type-bug', 'library']
    title = 'zipfile writes incorrect local file header for large files in zip64'
    updated_at = <Date 2013-01-14.22:49:08.067>
    user = 'https://bugs.python.org/craigds'

    bugs.python.org fields:

    activity = <Date 2013-01-14.22:49:08.067>
    actor = 'serhiy.storchaka'
    assignee = 'serhiy.storchaka'
    closed = True
    closed_date = <Date 2013-01-14.22:49:08.068>
    closer = 'serhiy.storchaka'
    components = ['Library (Lib)']
    creation = <Date 2010-08-31.01:02:17.019>
    creator = 'craigds'
    dependencies = []
    files = ['18685', '18780', '27262', '27263', '28145', '28146', '28558', '28559']
    hgrepos = []
    issue_num = 9720
    keywords = ['patch', 'needs review']
    message_count = 20.0
    messages = ['115250', '115466', '115514', '115660', '115672', '115741', '146923', '156442', '170645', '171010', '171025', '172648', '172652', '175471', '176538', '178603', '179013', '179019', '179987', '179989']
    nosy_count = 20.0
    nosy_names = ['loewis', 'gregory.p.smith', 'ronaldoussoren', 'amaury.forgeotdarc', 'alanmcintyre', 'christian.heimes', 'nadeem.vawda', 'eric.araujo', 'lambacck', 'dandrzejewski', 'segfault42', 'craigds', 'python-dev', 'enlavin', 'Paul', 'serhiy.storchaka', 'Kristof.Keppens', 'Ruben.Gonzalez', 'jhenry82', 'Nico.M\xc3\xb6ller']
    pr_nums = []
    priority = 'normal'
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'behavior'
    url = 'https://bugs.python.org/issue9720'
    versions = ['Python 2.7', 'Python 3.2', 'Python 3.3', 'Python 3.4']

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    stdlibStandard Library Python modules in the Lib/ directorytype-bugAn unexpected behavior, bug, or error

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